局部极小化问题

[00:08.00]Unit 8 Lesson 1 No problem [00:10.80]1.Excuse me. Hi.Can I help you? [00:15.38]I have an appointment at the Blacksmith House Cafe in Cambridge. [00:18.67]How can I get there,please. [00:20.35]2.Do you know where in Cambridge? It's in Harvar

发表于:2018-12-03 / 阅读(319) / 评论(0) 分类 直捷英语

3a [00:03.87]Read this letter to a newspaper advice column. [00:07.31]Underline the problem. [00:09.20] [00:10.03]Dear Mary, [00:12.20]I have a problem, [00:13.50]and I need you help. [00:14.82]I always thought I was popular at school. [00:17.49]But

发表于:2018-12-13 / 阅读(238) / 评论(0) 分类 新目标初中英语八年级下册

本讲为2005年下半年新的教学内容,请对照教材听录音! I heard him _sing_ (sing). I don’t like letters _written_ (write) in pencil. Such programs could teach the local people how

发表于:2018-12-15 / 阅读(223) / 评论(0) 分类 自考英语(一)78讲

By Benjamin Sand Islamabad 31 July 2006 Villagers of Thar desert draw water from well (File photo) Pakistan's environment is in trouble. Overworked land and decade-old drought mean forests are disappearing, wells are drying up and deserts are spread

发表于:2018-12-16 / 阅读(232) / 评论(0) 分类 2006年VOA标准英语(七月)

1. What one possible problem was NOT mentioned about the man's car? A. a stopped-up fuel line B. a grimy carburetor C. a bad accelerator 2. Why can't the car's problem be diagnosed very easily? A. The mechanic is not available to assess the problem.

发表于:2018-12-28 / 阅读(173) / 评论(0) 分类 听英文对话做选择

Page 1 of 7 “旅游业英语” English for Tourism 第二十四讲: 退房 Lesson 24: Checking Out (continued) 各位听众朋友,欢迎您收听“旅游业英语”。我是澳大利亚澳洲广

发表于:2018-12-30 / 阅读(306) / 评论(0) 分类 旅游业英语

A heritage building is a building that is important to our history so we want to save it. It is usually a beautiful building. When a change is needed to that building for its use today, there can be a problem of how to keep its heritage value. Many c

发表于:2019-01-07 / 阅读(184) / 评论(0) 分类 新西兰英语

A man was at the doctor's office.

发表于:2019-01-11 / 阅读(426) / 评论(0) 分类 英汉幽默故事选读

Fighting Fire in Nairobi with Just One Fire Engine 内罗毕的消防部门只有一辆消防车 肯尼亚首都内罗毕人口日益增长完全超过了城市应急设施的承受范围。这个城市的消防部门已经捉襟见肘,居民正在采取

发表于:2019-01-14 / 阅读(249) / 评论(0) 分类 VOA标准英语2013年(七月)

A: Yes, I need more amenities. B: By amenities, exactly what do you mean, please? A: You know, the things that are free, like the soap and the shampoo. B: Okay, I got it. You've already run out of all your amenities? A: No, I still have plenty left,

发表于:2019-01-15 / 阅读(199) / 评论(0) 分类 英语情景对话-旅馆

A: I'd like to request some more amenities. B: Amenities? What do you mean by amenities, sir? A: Well, the free stuff! You know: the soap, lotion, shampoo, etc. B: I see. Sir, if I may ask: Have you used up all the amenities in your room? A: Not at a

发表于:2019-01-15 / 阅读(230) / 评论(0) 分类 英语情景对话-旅馆

Greasy Spoon Feifei: Youre looking very pleased and contented today, Diarmuid. Diarmuid: I am very happy today Feifei. Why? Because I had my breakfast at my local greasy spoon this morning. Feifei: Greasy spoon? I dont understand. How could you have

发表于:2019-01-22 / 阅读(306) / 评论(0) 分类 英语时差8,16

Section 2: And so this is how we work. I let the imaginations of my students run wild. And my job is to try to collect the best of each kid's idea and try to combine it into something that hopefully would work. What was really cool about this proje

发表于:2019-01-23 / 阅读(162) / 评论(0) 分类 英语PK台

文本: TOMMY: What's the problem? LANCE: Some bar is _____(1)_____. They reckon they're protected by a local gang of thugs. But don't worry Tommy, I can handle it. TOMMY: _______(2)______? You two, off your asses... Let's go.

发表于:2019-01-23 / 阅读(205) / 评论(0) 分类 小龟乐游记英语短文

JAKARTA, Oct. 12 (Xinhua)-- A total of 53,000 Toyota cars in Indonesia have been recalled due to faulty window switches, local media reported Friday. The recall applies to Yaris, Vios, Corolla Altis and Camry models produced between 2006 and 2008, To

发表于:2019-01-30 / 阅读(181) / 评论(0) 分类 英语新闻

A man was at the doctor's office. Every time I drink a cup of coffee, Doctor, I have a stabbing pain in my right eye. What should I do? he asked . Take the spoon out of your cup. answered the doctor. Notes: (1) stabbing adj.刺痛的(2) spoon n.匙子

发表于:2019-02-08 / 阅读(223) / 评论(0) 分类 趣味英语

One day in the Garden of Eden, Eve calls out to God, Lord, I have a problem!What's the problem, Eve?Lord, I know you've created me and have provided this beautiful garden and all of these wonderful animals, and that hilarious comedy snake, but I'm ju

发表于:2019-02-13 / 阅读(227) / 评论(0) 分类 趣味英语

So extraordinary variations, and surprising to some, 如此巨大的差异震惊了一些人, but not surprising to people who have read the work of Daniel Kahneman, for example, the Nobel-winning economist. 但是对一些人来说并不惊讶,比

发表于:2019-02-14 / 阅读(221) / 评论(0) 分类 TED演讲科学篇

Amid one of the toughest jobs market here in China for college graduates, the Chinese government has made fresh plans to expand the country's service industry to create employment opportunities. However, as CRI's Shen Chengcheng reports, experts are

发表于:2019-02-14 / 阅读(223) / 评论(0) 分类 世界各地新闻集锦

Amid one of the toughest jobs market in China for college graduates, the Chinese government has made fresh plans to expand the country's service industry to create employment opportunities. However, as CRI's Shen Chengcheng reports, experts are calli

发表于:2019-02-14 / 阅读(377) / 评论(0) 分类 世界各地新闻集锦
学英语单词
a thin sheet or layer of animal
Acland
action of accounting
alizarin pure blue b
all-skier
average logarithmic energy decrement
Azores high
barrel bulk
basal fertilizer
bays of bengal
belonging
bendability of coating
bleed-and-feed system
buccal flange
Charigaon
chionophilous plant
complex data editing
computer application criterion
convergent drainage pattern
Corrigan's line
cross-country skiings
disappearance point
discern between
distance between commutator segment
dog wanker
drum storage system
dust-prevention agriplast film
elk-hunting
Elmer Rice
esquire.com
extensivenesses
fiherenensis
Fiscalists
fission spike
fixed bunk
flat bottomed
fluoroacetamide poisoning
foundation plate
free cutting bronze
furfurylideneacetophenone
guilfoyle
hanawa basin
Hokan
hydraulic water
incendiary hand grenade
inevitable abortions
ionospheric irregularities
jack oil
Jenny Lind I.
Jubuliineales
jump spark ignition
Kildare, Co.
lever-operated valve
liquid overflow
long-established station
longsighted
low-speed machine
lucky me
Luleälven
macrodisequilibrium
make headway
marriage-education
meso-periodic acid
minimum loss matching
moholl
nascent hydrocarbon
naval searchlight
Netscape Destinations
non-destructive analysis
off-loads
on the move
pelvirectal achalasia
petits pois
pin grasses
poolhalls
precipitable water vapor
prim-and-proper
prism infrared spectrophotometer
reinternalized
reptitive failures
resonant optical schlieren system
Sary-Jaz
self regulating process
seventeenish
shahdadkot (shahdadpur)
smarmy
smoke and dust
Spanish topaz
stereo processing
sugarcrafts
supervision level
tear sth off
triiodothyropyruvic acid
TV dot interval
uplift coast
valvulae prostntica
vanderwaal
vestinos
vigorous branches
wave anslysis
Wülfershausen
Xemu